@interface ECSubjectParser : NSObject + (id)subjectWithoutPrefixForSubject:(id)a0; + (id)subjectWithoutPrefixForSubject:(id)a0 prefix:(id *)a1; + (unsigned long long)_lastPrefixDelimiterLocationForSubject:(id)a0; + (unsigned long long)prefixLengthForSubject:(id)a0; + (unsigned long long)_fastPrefixLengthForSubject:(id)a0 replyOnly:(BOOL)a1; + (BOOL)subjectHasReplyPrefix:(id)a0; + (id)subjectWithoutPrefixIncludingListMarkersForSubject:(id)a0 prefix:(id *)a1; + (unsigned long long)prefixLengthForSubject:(id)a0 replyOnly:(BOOL)a1; + (unsigned long long)_prefixLengthForSubject:(id)a0 replyOnly:(BOOL)a1; @end